CN101240735A - System and method to control temperature of an alternator and/or an engine in a vehicle - Google Patents

System and method to control temperature of an alternator and/or an engine in a vehicle Download PDF

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Publication number
CN101240735A
CN101240735A CNA200810074027XA CN200810074027A CN101240735A CN 101240735 A CN101240735 A CN 101240735A CN A200810074027X A CNA200810074027X A CN A200810074027XA CN 200810074027 A CN200810074027 A CN 200810074027A CN 101240735 A CN101240735 A CN 101240735A
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CN
China
Prior art keywords
alternator
water pump
engine
transmission shaft
freezing mixture
Prior art date
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Granted
Application number
CNA200810074027XA
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Chinese (zh)
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CN101240735B (en
Inventor
亚历山大·C·库尔普勒
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Ford Global Technologies LLC
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Ford Global Technologies LLC
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Publication of CN101240735A publication Critical patent/CN101240735A/en
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Publication of CN101240735B publication Critical patent/CN101240735B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P3/00—Liquid cooling
    • F01P3/12—Arrangements for cooling other engine or machine parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/10—Pumping liquid coolant; Arrangements of coolant pumps
    • F01P5/12—Pump-driving arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D13/00—Pumping installations or systems
    • F04D13/02—Units comprising pumps and their driving means
    • F04D13/021—Units comprising pumps and their driving means containing a coupling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0066—Control, e.g. regulation, of pumps, pumping installations or systems by changing the speed, e.g. of the driving engine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/043—Shafts
    • F04D29/044—Arrangements for joining or assembling shafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/605—Mounting; Assembling; Disassembling specially adapted for liquid pumps
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807—Rotary generators
    • H02K7/1815—Rotary generators structurally associated with reciprocating piston engines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/10—Pumping liquid coolant; Arrangements of coolant pumps
    • F01P2005/105—Using two or more pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2060/00—Cooling circuits using auxiliaries
    • F01P2060/08—Cabin heater
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P2060/00—Cooling circuits using auxiliaries
    • F01P2060/18—Heater
    • F01P2060/185—Heater for alternators or generators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • F01P7/14—Controlling of coolant flow the coolant being liquid
    • F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
    • F01P7/162—Controlling of coolant flow the coolant being liquid by thermostatic control by cutting in and out of pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P7/00—Controlling of coolant flow
    • F01P7/14—Controlling of coolant flow the coolant being liquid
    • F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
    • F01P7/164—Controlling of coolant flow the coolant being liquid by thermostatic control by varying pump speed

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Motor Or Generator Cooling System (AREA)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)

Abstract

The invention provides a system and a method for controlling alternator temperature and engine temperature of a vehicle, the system comprises an alternator rotor installed on a first drive shaft, and a water pump impeller installed on a second drive shaft, wherein the water pump impeller is configured to passing coolant in response to a rotary pump of the second drive shaft, and the second and the first drive shafts are operably interconnected to pass the rotation of the first drive shaft to the second drive shaft. The system of the invention integrates the alternator with the water pump, and can, on the basis of the working condition of the engine, independently adjust the flow speed of the coolant to control the alternator temperature and engine temperature.

Description

The system and method for the alternator in the Control of Automobile and/or the temperature of motor
Technical field
The present invention relates to the system and method for the temperature of the alternator of Control of Automobile and/or motor.
Background technique
Electric rotating machine in the automobile as alternator, generator or electric motor (generator), can produce heat.In the past, use various air cooling systems to prevent motor overheating.Yet the cooling capacity of such system is not enough to produce desirable cooling effect.This narrow limitation can retrain the output current from alternator.
In order to improve cooling effectiveness, proposed to make the cooling system of water as freezing mixture.For example, 5,655, No. 485 U.S. Patent Publications a kind of electric rotating machine, this electric rotating machine has the engine cooling water pump that integrally makes up with it, and this water pump is adjacent to the stator of motor.Disclosed water pump has identical transmission shaft with alternator, and this transmission shaft is driven by engine crankshaft.The impeller of water pump is with the rotating speed identical with rotor rotation, and drive water by water passage with the cooling stator.
The inventor recognizes some shortcomings of said method at this.For example, can not regulate the temperature of coolant flow speed independently based on engine operating condition with control motor and alternator.In addition, the position of water pump has increased the length of alterntor assembly, and this is unfavorable from angle of assembling.
Summary of the invention
In order to address the above problem, provide a kind of integrated alternator and water pump that is used for automobile.Alternator and water pump that this is integrated comprise, are installed in the alternator rotor on first transmission shaft; With the water pump vane that is installed on second transmission shaft, wherein, water pump vane is configured to the rotation pumping coolant in response to second transmission shaft, and first and second transmission shafts are operationally continuous, so that the rotation transmission of first transmission shaft rotates to second transmission shaft.In one embodiment, the rotating speed of water pump vane can be different from the rotating speed of alternator rotor.Thereby, can regulate coolant flow speed in response to such as the such engine operating condition of engine temperature.
According on the other hand, provide a kind of integrated alternator and water pump that is used for automobile.Alternator and water pump that this is integrated comprise, are installed in the alternator rotor on first transmission shaft; With the water pump vane that is installed on second transmission shaft, wherein, water pump vane is configured to the rotation pumping coolant in response to second transmission shaft, and first and second transmission shafts are operationally continuous, so that the rotation transmission of first transmission shaft rotates to second transmission shaft.In one embodiment, the transmission shaft disalignment of alternator and water pump.Thereby water pump can be positioned at top, the bottom of alternator, and sidepiece.These configurations can reduce the assembling narrow limitation of alternator.
According to another aspect, provide a kind of alternator temperature of Control of Automobile and the method for engine temperature.This method comprises, during engine operation, rotates first transmission shaft to produce electric energy; Rotate second transmission shaft and with pumping coolant at least a portion of alternator and motor is cooled off, wherein, first and second transmission shafts operationally link to each other, so that the rotation transmission of first transmission shaft rotates to second transmission shaft; And optionally make freezing mixture flow through a plurality of different fluid passages in response to engine operating condition.
In one embodiment, when engine temperature was low, freezing mixture flow through alternator and motor, and does not flow through heat-exchange apparatus.Like this, the heat that alternator produces is used in cold starting heating engine coolant, because the coil of alternator and electronic device ratio engine heat quickly.Thereby motor reaches the time decreased of effective operating temperature.Therefore, can improve fuel economy and minimizing discharging.
Description of drawings
Fig. 1 is the schematic representation that shows first example embodiment of integrated alternator and water pump.
Fig. 2 is the schematic representation that shows second example embodiment of integrated alternator and water pump.
Fig. 3 is the schematic representation that shows the 3rd example embodiment of integrated alternator and water pump.
Fig. 4 is the schematic representation that shows the 4th example embodiment of integrated alternator and water pump.
Fig. 5 is the schematic representation that shows the 5th example embodiment of integrated alternator and water pump.
Fig. 6 is the schematic representation that shows the 6th example embodiment of integrated alternator and water pump.
Fig. 7 illustrates first embodiment's of the fluid passage in the display automobile cooling system schematic representation.
Fig. 8 illustrates second embodiment's of the fluid passage in the display automobile cooling system schematic representation.
Fig. 9 illustrates the 3rd embodiment's of the fluid passage in the display automobile cooling system schematic representation.
Figure 10 illustrates first example routine of alternator temperature and engine temperature in the Control of Automobile.
Figure 11 illustrates second example routine of alternator temperature and engine temperature in the Control of Automobile.
Figure 12 illustrates the 3rd example routine of alternator temperature and engine temperature in the Control of Automobile.
Figure 13 illustrates the 4th example routine of alternator temperature and engine temperature in the Control of Automobile.
Figure 14 illustrates the embodiment's who shows the cooling system with pressure coolant storage and low pressure coolant storage that is used for the automobile motor car engine schematic representation.
Figure 15 is illustrated in the example routine of stored energy in the pressure coolant storage of the engine-cooling system with integrated alternator and water pump.
Figure 16 is illustrated in the engine-cooling system with integrated alternator and water pump, uses pressure coolant to improve the example routine of engine cooling.
Figure 17 illustrates the example routine that discharges the energy in the pressure coolant storage that is stored in the engine-cooling system with integrated alternator and water pump.
Embodiment
Fig. 1 is the schematic representation that shows first example embodiment of integrated alternator and water pump.In certain embodiments, alternator 110 comprises p-m rotor or electromagnetic rotor 112, rotor shaft or transmission shaft 114, stator 116 and driving pulley 118.Be delivered to driving force on the driving pulley 118 and can rotate the transmission shaft 114 of alternator 110.The rotation of transmission shaft 114 then makes water pump vane 122 rotations by connector 130.Power electronic devices 119 in the alternator 110 can comprise that the rectifier (not shown) is to carry out rectification and voltage regulator (not shown) to keep constant induction electromotive force in the stator coil (not shown) to electromotive force.Rectifier can comprise power diode or power transistor, and voltage regulator.
Connector 130 can be any suitable connection set that rotation can be delivered to another root transmission shaft from a transmission shaft.In certain embodiments, connector 130 can be a gear coupling.This gear coupling can make alternator and water pump with identical rotary speed working.Perhaps, transmission shaft 124 can be connected to transmission shaft 114 on the gear of gear engagement of different size.Thereby water pump vane 122 can be used the rotation speed operation different with the rotating speed of alternator rotor 112.In certain embodiments, impeller can be connected by belt wheel with alternator rotor.In one embodiment, impeller and alternator rotor can be connected with identical rotation speed operation by one group of belt wheel.Alternatively, impeller can be connected in inside with second group of belt wheel with alternator rotor, makes its rotating speed that is different from alternator with the rotating speed that changes water pump vane, or opposite.In certain embodiments, connector 130 can be a variable speed drive, to change the rotating speed of alternator rotor and water pump vane.In certain embodiments, connector 130 can be magnetic coupling, magnetorheological coupling (promptly, the magnetic particle that use can be solidified in electric field or magnetic field or the coupling of fluid), viscous coupling, or electric clutch, if alternator or water pump do not need work, then can close this electric clutch to disconnect alternator or water pump.
In certain embodiments, alternator 110 and water pump 120 can be at least partially integrated in the shared housing.Sealing 140 can be used for making in the compartment water pump 120 to be sealed in the assembly of alternator 110, leaks in the alternator 110 to prevent freezing mixture.Should be understood that in certain embodiments and can not use Sealing.For example, alternator can use the material that can resist the freezing mixture infringement.In other example, water pump can use the freezing mixture that does not damage alternator assembly.Thereby, can improve the heat transmission between freezing mixture and alternator.
Water pump 120 can be adjacent to alternator on different positions.In the embodiment shown, water pump 120 can be positioned at alternator 110 backs, so that water pump 120 is adjacent to electronic device 119 or have one to stress to fold with it.
Fig. 2 is the schematic representation that shows second example embodiment of integrated alternator and water pump.Alternator that this is integrated and water pump 200 can comprise alternator part 210 and water pump part 220.In certain embodiments, alternator 210 can comprise p-m rotor 212, rotor shaft or transmission shaft 214, stator 216 and power electronic devices 219.Alternator that this is integrated and water pump can be driven by driving pulley 228.
By connecting the transmission shaft 224 of rotor shaft 214 and water pump vane 222, water pump 220 is operably connected on the alternator 210.During operation, belt wheel 228 can be driven by the belt (not shown) of motor, so that rotor shaft 224 rotations, thereby coolant pump is delivered in the engine-cooling system.The rotation of rotor shaft 224 can be delivered to the transmission shaft 214 of alternator to produce electric energy by connector 230.
As above describe in detail with reference to figure 1, connector 230 can be rotation can be delivered to another root transmission shaft or rotate to any suitable connection set of another root transmission shaft with a transmission shaft transmission from a transmission shaft.In certain embodiments, connector 230 can change the rotating speed of transmission shaft of water pump so that it is different from the rotating speed of alternator rotor, or changes the rotating speed of alternator rotor.
Fig. 3 is the schematic representation that shows the 3rd example embodiment of integrated alternator and water pump.In the embodiment shown, water pump 320 can be positioned at alternator 310 middle parts, between the power electronic devices 319 of alternator frame 316 and alternator.The electric wire (not shown) of alternator 310 can be crossed water pump 320, connects electric current generation component and electronic device 319 in the stator 316.In certain embodiments, be delivered to the transmission shaft 314 that driving force on the belt wheel 318 can be rotated alternator 310.The rotation of transmission shaft 314 makes water pump vane 322 rotations by connector 330.As above describe in detail with reference to figure 1, connector 330 can be any suitable connection set that rotation can be delivered to another root transmission shaft from a transmission shaft.In certain embodiments, connector 330 can make the rotating speed of the transmission shaft 324 of water pump 320 be different from the rotating speed of alternator rotor 312.
In certain embodiments, alternator 310 and water pump 320 can be at least partially integrated in the shared housing.Sealing 340 can be used for preventing that freezing mixture from leaking in the alternator 310.
The foregoing description can improve the cooling effectiveness of alternator, because water pump and related fluid passage and the stator in the alternator and electronic device have one to stress to fold.
Fig. 4 is the schematic representation that shows the 4th example embodiment of integrated alternator and water pump.In certain embodiments, the transmission shaft disalignment of alternator 410 and water pump 420.In certain embodiments, the transmission shaft of alternator 410 and water pump 420 is substantially parallel.Transmission device can transmission of drive force to transmission shaft 424, this transmission shaft 424 and belt wheel mechanism disalignment.In the embodiment shown, transmission device can comprise connector 430,436 and be connected between these two connectors the axle 423.As above describe in detail with reference to figure 1, transmission device can be any suitable connection set that an available transmission shaft transmission rotates to another root transmission shaft.In one embodiment, the transmission device transmission shaft 424 that can make water pump 420 is with the rotating speed rotation identical with the transmission shaft 414 of alternator rotor 412.Perhaps, transmission device can make transmission shaft 424 with the rotating speed rotation different with transmission shaft 414.The rotation of transmission shaft 414 can make alternator rotor 412 rotations to produce electric energy.The driving force of transmission shaft 414 also drives the rotation of transmission shaft 424 of water pump 420 with by water pump vane 422, coolant pump is delivered in the fluid passage of engine-cooling system.
In certain embodiments, alternator 410 and water pump 420 can be at least partially integrated in the shared housing.In the embodiment shown, water pump 420 is positioned at alternator 410 tops with respect to the cross section of alternator.Perhaps, water pump can be positioned at the alternative electric generation motor spindle with respect to the cross section of alternator.In addition, water pump can be positioned at alternator any position on every side.For example, water pump can be positioned at the alternator sidepiece with respect to the cross section of alternator.
As mentioned above, Sealing can be used for preventing that freezing mixture from leaking in the alternator 410.Fig. 4 also illustrates, and alternator 410 can comprise p-m rotor 412, stator 416 and power electronic devices 419.Water pump 420 can comprise water pump vane 422.
The foregoing description is compared to embodiment illustrated in fig. 3 with Fig. 1, can reduce integrated alternator/water pump in the axial length of transmission.Thereby, can reduce the assembling narrow limitation of the alternator in the automobile.
Fig. 5 is the schematic representation that shows the 5th example embodiment of integrated alternator and water pump.In the embodiment shown, the transmission shaft 514 of alternator 510 can be substantially perpendicular to the transmission shaft 524 of water pump 520.Be delivered to driving force on the belt wheel 518 and can use the transmission shaft 514 of the rotating speed rotation alternator 510 identical, to produce electric energy with belt wheel 518.What transmission device can transmit transmission shaft 514 rotates to transmission shaft 524.In the embodiment shown, transmission device can comprise connector 530,536 and 538, and axle 523 and 525.As above describe in detail with reference to figure 1, transmission device can be any suitable connection set that an available transmission shaft transmission rotates to another root transmission shaft.In certain embodiments, transmission device can make the transmission shaft 524 of water pump 520 to rotate with the transmission shaft 514 identical or different rotating speeds of alternator.The rotation of the transmission shaft 524 of water pump 520 can be passed through water pump vane 522, coolant pump is delivered in the fluid passage of engine-cooling system of motor.
Fig. 5 also illustrates, and alternator 510 can comprise p-m rotor 512, stator 516 and power electronic devices 519.
In certain embodiments, alternator 510 and water pump 520 can be at least partially integrated in the shared housing.In the embodiment shown, water pump 520 is positioned at alternator 510 tops with respect to car floor.Perhaps, water pump can be positioned at alternator any position on every side.For example, water pump can be positioned at the alternative electric generation motor spindle with respect to car floor, or with respect to transmission shaft 514, is positioned at the alternator sidepiece.Alternatively, water pump can be adjacent to stationary part, electronic device part, or can to small part be adjacent to the stationary part of alternator and electronic device part both.
As mentioned above, Sealing can be used for preventing that freezing mixture from leaking in the alternator 510.
The foregoing description is compared to embodiment illustrated in fig. 3 with Fig. 1, can reduce the length of integrated alternator/water pump.In addition, compare, can reduce the height of this integrated alternator/water pump, because the water pump of reduced size is increased on the height of integrated alternator/water pump with embodiment illustrated in fig. 4.Thereby, the assembling of alternator more flexibly in the automobile is provided.In addition, water pump and related fluid passage can be positioned at can produce than other positions and more many any location about of alternator of heat.Thereby, can improve cooling effectiveness, because the area of contact between the heating part of alternator and the coolant channel increases.
Fig. 6 is the schematic representation that shows the 6th example embodiment of integrated electric rotating machine and water pump.In the embodiment shown, electric rotating machine 610 (for example, electric motor) as shown in the figure, and is integrated with water pump 620.Water pump vane 622 can be by the motivational drive of motor rotor 612 transmission.Fig. 6 illustrates, and electric rotating machine that this is integrated and water pump can comprise transmission shaft 614, water pump vane 622, transmission shaft 624, connector (630,636,638) and the axle (623,625) of stator 616, power electronic devices 619, electric rotating machine 610.
Embodiment illustrated in fig. 6 and embodiment illustrated in fig. 5 similar, except substituting the alternator with electric rotating machine.In one embodiment, electric rotating machine can be a generator.In another embodiment, generator can be improved to and comprise bigger electric wire and power electronic devices, with by generator is allowed the generator starting motor as motor running.The cooling system of this application allows to use more cheap electronic device, and increases the starting power of starter generator.
Should be understood that water pump can be integrated in the motor according to being similar to the configuration of Fig. 1 to embodiment described in Fig. 4.
In addition, should be understood that in integrated electric rotating machine and water pump system or integrated alternator and the water pump and can comprise a more than water pump.Comprise that a more than water pump can provide desirable cooling system overall power, reduces the size of single water pump simultaneously.Thereby, can be integrated system assembling more flexibly be provided.In addition, water pump can optionally be operated in response to engine operating condition, to improve cooling effectiveness and fuel economy.
The position that it should be noted that the connector of the connection transmission shaft of Fig. 1 in Fig. 6 is schematic.Connector can the matching requirements of integrated alternator/water pump in adapting to automobile any suitable position.
Fig. 7 illustrates the schematic representation of the example fluid path in the engine-cooling system of automobile to Fig. 9.Fig. 7 illustrates first embodiment's 700 who shows fluid passage schematic representation.Freezing mixture can optionally flow or circulation by different fluid passages based on engine operating condition.Fluid passage 710 comprises as shown in the figure by integrated alternator/water pump 712, engine cylinder body 714, and get back to the path of alternator/water pump 712.Fluid passage 720 can comprise by integrated alternator/water pump 712, engine cylinder body 714, and thermostat or valve 722, heater core 724, and get back to the path of alternator/water pump 712.Fluid passage 730 can comprise by integrated alternator/water pump 712, engine cylinder body 714, and thermostat or valve 722, heater core 724, thermostat or valve 732, radiator 734, and get back to the path of alternator/water pump 712.
Based on engine operating condition, control unit of engine 740 can be controlled cool cycles in the fluid passage by control valve 722 and 732.The working state of valve is determined freezing mixture institute circuit fluid passage.For example, when valve 722 and 732 all cut out, freezing mixture can be by fluid passage 710 circulations.Open and valve 732 when closing at valve 722, freezing mixture can be by fluid passage 720 circulations.Valve 722 and 732 is all opened and is allowed freezing mixture to circulate in fluid passage 730.
Control unit of engine is the also operation of control of pump in certain embodiments, for example rotating speed of control of pump impeller etc.When integrated alternator/water pump system had a more than water pump, control unit of engine can optionally be operated one or more water pumps based on engine operating condition.Control strategy will describe in detail hereinafter.
Fig. 8 illustrates second embodiment's of the fluid passage in the display automobile engine-cooling system schematic representation.In the embodiment shown, freezing mixture can flow through three fluid passages.Path 810 can make freezing mixture flow through first alternator/water pump 812, engine cylinder body 814, and get back to first alternator/water pump 812.Path 820 can make freezing mixture flow through first alternator/water pump 812, engine cylinder body 814, and thermostat or valve 822, heater core 824, and get back to first alternator/water pump 812.Path 830 can make freezing mixture flow through second alternator/water pump 836, engine cylinder body 814, and thermostat or valve 822, heater core 824, thermostat or valve 832, radiator 834, and get back to second alternator/water pump 836.
As above described with reference to figure 7, control unit of engine 840 can be controlled coolant path by the different fluid path by control valve 822 and 832.Control unit of engine 840 can be controlled the operation of first and second alternators/water pump based on engine operating condition.Control strategy will describe in detail hereinafter.
Fig. 9 illustrates the 3rd embodiment's of the fluid passage in the display automobile cooling system schematic representation.In the embodiment shown, freezing mixture can be driven to pass through two fluid passages respectively by two water pumps.As above described referring to figs. 1 to Fig. 6, two water pumps operationally link to each other or are integrated in the alternator.Freezing mixture in the path 910 can be driven by first water pump 913.Path 910 can make freezing mixture flow through alternator 912, engine cylinder body 914, and heater core 916, and get back to alternator 912.Freezing mixture in the path 920 can be driven by second water pump 926.Path 920 can make freezing mixture flow through alternator 912, engine cylinder body 914, and heater core 916, thermostat or valve 922, radiator 924, and get back to alternator 912.
As above described with reference to figure 7, control unit of engine 940 can be controlled coolant path by the different fluid path by control valve 922.Control unit of engine 940 can be controlled alternator based on engine operating condition, the operation of first and second water pumps.Control strategy will describe in detail hereinafter.
Should be understood that the foregoing description is an example, and have many variants.For example, in a kind of variant, engine-cooling system can comprise closed coolant circuit, and this closed coolant circuit comprises alternator/water pump and engine cylinder body.Under state of starting operating, the initial cooling of alternator is provided by a certain amount of freezing mixture of sealing.In case freezing mixture reaches the operating temperature of predetermined alternator, the fan of alternator and radiating fin just can be used for cooling off alternator.
Figure 10 is the example routine of alternator temperature and engine temperature in the Control of Automobile to Figure 13.Figure 10 illustrates first example routine of alternator temperature and engine temperature in the Control of Automobile.In certain embodiments, engine-cooling system 700 as shown in Figure 7 can be used for executive routine 1000.At this, this control routine is described with reference to figure 7.Start from 1010, routine judges whether motor is in worst cold case.Worst cold case can be an engine cold starting.If answer is for being, then routine enters 1020, makes freezing mixture pass through integrated alternator/water pump, motor, and get back to alternator/water pump circulation, or make freezing mixture pass through fluid passage 710 circulations.During cold starting, the temperature in the temperature ratio engine of alternator coil raises quickly.But electric wire in the alternator and electronic device rapid heating freezing mixture.By making freezing mixture flow through alternator and motor, and without other heat-exchange apparatus, for example heater core and radiator, the heat that is produced by alternator can be used for raising the temperature of freezing mixture so that engine warm-up.Thereby, can reduce the required time of motor valid function.
Next, routine judges 1030 whether motor reaches the first predetermined work temperature.The first predetermined work temperature can be engine operation temperature desired under normal duty.For example, this first predetermined work temperature can be to be used to reduce engine scuffing, reduces discharging, improves fuel economy, produces to be used for the outside heat that uses, or increases the ideal temperature of engine power.If answer is that then routine does not get back to 1020.If answer is for being, then routine enters 1040, so that freezing mixture is by alternator/water pump, and motor, heater core, and get back to alternator/water pump circulation, promptly this routine makes freezing mixture flow through as shown in Figure 7 fluid passage 720.Heater core can be to be used to heat the car occupant chamber or to provide heat to low other the regional heat exchangers of automobile of ratio engine temperature.
Next, routine judges 1050 whether motor reaches the second predetermined work temperature.If answer is that then routine does not get back to 1040.The second predetermined work temperature can be the maximum temperature of engine operation.Maximum temperature can be that motor can be worked, and the engine pack maximum temperature of deterioration not.Under this operating mode, heat-exchange apparatus, for example radiator can be used for dispelling the heat effectively, and makes the freezing mixture cooling.Like this, if answer is for being, then routine enters 1060, makes freezing mixture pass through alternator/water pump, motor, and heater core, radiator, and get back to alternator/water pump circulation, promptly this routine makes freezing mixture pass through as shown in Figure 7 fluid passage 730 circulations.
It should be noted that the thermostat that the selection of freezing mixture by the path of different fluid path can be by being arranged in fluid passage or the control of valve carries out.For example, as above described with reference to figure 7, closing with opening of thermostat or valve optionally makes freezing mixture pass through different fluid passages.
Should be understood that in the above-described embodiments freezing mixture can be made up of water, water-ethylene glycol mixture, hydraulic fluid, machine oil, fuel, pressurized air, air or any other heat-resisting solid, gas or liquid.
Figure 11 illustrates second example routine 2000 of alternator temperature and engine temperature in the Control of Automobile.Routine 2000 is similar to routine 1000, except regulating alternator work to produce the desirable heat based on engine operating condition.In certain embodiments, engine-cooling system 700 as shown in Figure 7 can be used for executive routine 2000.At this, this control routine is described with reference to figure 7.Start from 2010, routine keeps the charged state of battery in the automobile to be lower than 100% charged state.Load on the alternator that increases owing to the low charged state of battery has increased the electric current of alternator.Thereby, produce more heats in electric wire in alternator and the electronic device.Next, routine judges 2012 whether motor is in worst cold case.Worst cold case can be engine cold starting period.If answer is for being, then routine enters 2014, makes freezing mixture pass through integrated alternator/water pump, motor, and get back to alternator/water pump circulation, or make freezing mixture pass through fluid passage 710 circulations.As mentioned above, make freezing mixture flow through alternator and motor, and, can make motor warming-up quickly without other heat-exchange apparatus.Because the electric current in the alternator that increases under low battery charging state can produce more heats in alternator during the cold starting.Thereby the freezing mixture that is heated can raise engine temperature fast to effective operating temperature.
Next, routine judges 2016 whether motor reaches the first predetermined work temperature.If answer is that then routine does not get back to 2014.If answer is for being, then routine enters 2018, so that freezing mixture is by alternator/water pump, and motor, heater core, and get back to alternator/water pump circulation, promptly this routine makes freezing mixture flow through as shown in Figure 7 fluid passage 720.
Next, routine judges 2020 whether motor reaches the second predetermined work temperature.If answer is that then routine does not get back to 2018.If answer is for being, then routine enters 2022, makes freezing mixture pass through alternator/water pump, motor, and heater core, radiator, and get back to alternator/water pump circulation, promptly this routine makes freezing mixture pass through as shown in Figure 7 fluid passage 730 circulations.
In certain embodiments, routine can keep battery charging state to be lower than 100% charged state 2024.Like this, battery can have the ability of accepting more chargings under more effective motor or alternator running speed.Then, routine can change charging voltage during the braking incident He under the more effective running speed 2026, to accept more chargings.Can change operating voltage, improving the automobile electrical efficiency, and improve the battery charge ability to accept by the resistance loss in limiting AC generator and the electronic device.Can reduce system voltage to reduce electrical efficiency, reach the temperature of increase heat generation with rising engine air adjusting system.
In addition, the selection in the path in engine-cooling system between the different fluid path can be by as above carrying out with reference to figure 7 described control system.
Figure 12 illustrates the 3rd example routine 3000 of alternator temperature and engine temperature in the Control of Automobile.In the embodiment shown, use two integrated alternator/water pumps.First alternator can be configured to heats coolant effectively.For example, can improve the winding and the electronic device of first alternator, to produce more heats.Alternatively, can use the poor efficiency of the more heats of generation, low-cost alternator as first alternator.In certain embodiments, first alternator can be used for battery recharge, and operates motor under cold temperature operating mode.Second alternator can be to have under the mechanical output identical with offering the poor efficiency alternator, produce the efficient alternator of more electric power and less heat.Second alternator can use at the normal engine duration of work.In certain embodiments, engine-cooling system 800 as shown in Figure 8 can be used for executive routine 3000.At this, this control routine is described with reference to figure 8.
Start from 3010, routine 3000 keeps the charged state of battery in the automobile to be lower than 100% charged state.Next, routine judges 3012 whether motor is in worst cold case.Worst cold case can be engine cold starting period.If answer is for being, then routine enters 3014, makes freezing mixture pass through first alternator/water pump, motor, and get back to first alternator/water pump circulation, or make freezing mixture pass through as shown in Figure 8 fluid passage 810 circulations.As mentioned above, first alternator can produce heat effectively.Thereby, quickly heats coolant with the temperature of rising motor to the proper functioning desired horizontal.
Next, routine judges 3016 whether motor reaches the first predetermined work temperature.If answer is that then routine does not get back to 3014.If answer is for being, then routine enters 3018, so that freezing mixture is by first alternator/water pump, and motor, heater core, and get back to first alternator/water pump circulation, promptly this routine makes freezing mixture pass through as shown in Figure 8 fluid passage 820 circulations.
Next, routine is closed first alternator/water pump 3020, and moves second alternator/water pump.Then, routine judges 3022 whether motor reaches the second predetermined work temperature.If answer is that then routine does not get back to 3020.If answer is for being that then routine enters 3024, makes freezing mixture pass through second alternator/water pump, motor, heater core, radiator, and get back to the circulation of second alternator/water pump, promptly this routine makes freezing mixture pass through as shown in Figure 8 fluid passage 830 circulations.
The selection in the path in engine-cooling system between the different fluid path can be by as above carrying out with reference to figure 7 described control system.This control system also can optionally be controlled the work of alternator and water pump based on engine operating condition.
Figure 13 illustrates the 4th example routine of alternator temperature and engine temperature in the Control of Automobile.In the embodiment shown, can use two water pumps that freezing mixture can be provided with different in flow rate.Alternatively, can use a water pump with variable flow rate.In certain embodiments, engine-cooling system 900 as shown in Figure 9 can be used for executive routine 4000.At this, this control routine is described with reference to figure 9.
Start from 4010, routine judges whether motor is in worst cold case.Worst cold case can be engine cold starting period.If answer is for being, then routine enters 4012, disconnects water pump.Under this operating mode, there is not freezing mixture to circulate, because under some operating modes, do not need cooling by cooling system.Next, routine judges 4014 whether motor reaches the first predetermined work temperature.If answer is that then routine does not get back to 4012.If answer is for being, then routine enters 4016, to engage water pump and water pump is rotated with alternator.Have among some embodiments of two water pumps at cooling system, routine can engage first water pump with the slow-speed of revolution or low flow velocity.Next, routine makes freezing mixture pass through alternator/water pump 4018, motor, and heater core, and get back to the circulation of alternator/water pump, promptly this routine makes freezing mixture pass through as shown in Figure 9 fluid passage 910 circulations.
Next, routine judges 4020 whether motor reaches the second predetermined work temperature.If answer is that then routine does not get back to 4016.If answer is for being, then routine enters 4022, increases coolant flow speed.In certain embodiments, freezing mixture can be by second water pump pumps with high coolant flow velocity.Second water pump can be as above described referring to figs. 1 to Fig. 6, and is integrated with alternator and operationally link to each other.Alternatively, in engine-cooling system, can use a water pump with speed Control.In certain embodiments, can change the rotating speed that transmission between water pump and the alternator recently increases water pump by transmission device.Then, routine makes freezing mixture pass through alternator/water pump 4024, motor, and heater core, and radiator, and get back to the circulation of alternator/water pump, promptly this routine makes freezing mixture pass through as shown in Figure 9 fluid passage 920 circulations.When coolant flow speed increases, can reduce the temperature of motor and alternator effectively.
Figure 14 illustrates the embodiment's who shows the cooling system with pressure coolant storage and low pressure coolant storage that is used for motor car engine schematic representation.Can integrated alternator and water pump or compressor, to improve engine efficiency.The freezing mixture that is used for water pump or compressor can comprise water, air, ethylene glycol mixture, fuel, hydraulic fluid, nitrogen, machine oil or any suitable compressible substance.Compressible substance can be by integrated alternator and water pump/compressor cycle, and by pressure valve or pressure switch stored energy in high-pressure storage.In one example, can reduce engine temperature to release energy by making the pressure coolant circulation.In another example, can transmit energy to pilot engine or to increase the power that moves motor by alternator.
Refer now to control system 1400 as shown in figure 14, can freezing mixture be passed through or do not pass through high pressure coolant storage 1436 and circulate based on engine operating condition.Can make under the standard operation that engine system fully cools off at the freezing mixture with normal pressure, freezing mixture can be by the fluid passage circulation of selecting, and without pressure coolant storage 1436.For example, in described embodiment, pressure valve 1438 is opened, and pressure valve 1442,1444,1446 and 1448 is closed.Thereby the freezing mixture with normal pressure can optionally flow through different fluid passages based on engine operating condition, or by different fluid passage circulations.For example, fluid passage 1410 comprises as shown in the figure by integrated alternator/water pump 1412, engine cylinder body 1414, and heater core 1424, and get back to the path of alternator/water pump 1412.Thermostat or valve 1422 stop freezing mixture to flow to radiator 1434.When motor reached predetermined temperature, freezing mixture can be by fluid passage 1420 circulations.Under this operating mode, thermostat 1422 is opened, and freezing mixture is by alternator/water pump 1412, engine cylinder body 1414, and heater core 1424, radiator 1434, and get back to 1412 circulations of alternator/water pump.In described embodiment, fluid passage 1420 and fluid passage 1410 have the path of partial common.Should be understood that any suitable fluid passage can be configured to based on engine operating condition, optionally makes circulate coolant.For example, can use with reference to figure 7 to the described embodiment of Fig. 9.
Can reach desired pressure in the pressure coolant storage 1436 by regulating pressure valve.For example, can open valve 1438 and 1442, cut-off valve 1444,1446 and 1448 simultaneously.Thereby a part of freezing mixture is admitted to pressure coolant storage 1436, with boost pressure.High-pressure pressure-reducing valve 1452 and low-pressure relief valve 1454 can use with low pressure coolant storage 1456, between the maximum setting and minimum setting that pressure are remained on cooling system.
Continuation is with reference to Figure 14, in certain embodiments, can make circulate coolant in the pressure coolant storage so that engine cooling.For example, when the needs pressure coolant when reducing engine temperature, can open valve 1438,1442,1444 and 1446, and cut-off valve 1448.Thereby pressure coolant can be passed through engine cylinder body 1414, heater core 1424, and radiator 1434, alternator/water pump 1412, and get back to 1436 circulations of pressure coolant storage.
Can use the control unit of engine (not shown) to control the work of alternator/water pump as shown in figure 14.
Figure 15 is illustrated in the example routine of stored energy in the pressure coolant storage of the engine-cooling system with integrated alternator and water pump.In certain embodiments, engine-cooling system as shown in figure 14 can be used for executive routine 5000.At this, this control routine is described with reference to Figure 14.At first, 5010, routine is piloted engine.Then, 5012, judge whether motor reaches the predetermined work scope.In certain embodiments, operating range can be the scope that the standard pressure cooling system can not effectively reduce engine temperature.If answer is for being, then routine enters 5014, and the freezing mixture of certain percentage is sent into the pressure coolant storage and made the residue freezing mixture flow to engine cylinder body with standard pressure.In certain embodiments, by making circulate coolant with the integrated water pump of alternator.This water pump uses the mechanical energy that connects from engine mechanical.In the described embodiment of Figure 14, valve 1442 and 1438 is opened, and valve 1444 and 1446 cuts out.
Next, 5016, routine use high-pressure pressure-reducing valve, low-pressure relief valve and low pressure coolant storage are regulated the pressure in the pressure coolant storage.In certain embodiments, when pressure surpasses system's pressure maximum, the high pressure relief opening of valves.As a result, freezing mixture leaves the pressure coolant storage, and enters the low pressure coolant storage.In some embodiments that for example use pressurized air as freezing mixture, freezing mixture can be discharged in the atmosphere.In certain embodiments, freezing mixture can be sent to any suitable assembly that uses pressure coolant.In addition, in other embodiments, can open the low-pressure relief valve that is connected to the low pressure coolant storage and supply with freezing mixture, to keep the low pressure setting in the cooling system.
Continuation is with reference to Figure 15, and 5018, routine judges that whether pressure in the pressure coolant storage is greater than predetermined value.If answer is for being, then routine enters 5020, stops freezing mixture to flow into the pressure coolant storage by valve.5022, routine uses reduction valve (high-pressure pressure-reducing valve and/or low-pressure relief valve) that the pressure in the cooling system is remained in the prespecified range.
Should be understood that above-mentioned routine can carry out in alternator and operation that motor engages.Carry out in the operation that this routine also disconnects to the motor of the mechanical connection of motor and motor that stops or running in the alternator belt wheel.Under this operating mode, use power from battery with alternator as motor running.
Figure 16 is illustrated in the engine-cooling system with integrated alternator and water pump, uses pressure coolant to improve the example routine of engine cooling.In certain embodiments, engine-cooling system as shown in figure 14 can be used for executive routine 6000.6010, routine is at first with standard pressure operation engine-cooling system.Then, 6012, routine judges whether engine temperature is higher than predetermined temperature.In certain embodiments, this predetermined temperature can be that motor can be worked, and the engine pack maximum temperature of deterioration not.In certain embodiments, this predetermined temperature can be the temperature that the cooling system of standard pressure can not reduce temperature effectively.
If answer is for being, 6014, routine makes freezing mixture circulate by coolant channel from the pressure coolant storage, to reduce engine temperature.The coolant channel of this pressure coolant can be to comprise as above with reference to valve 1444,1446 outside described other valves of Figure 14 and the assembly and 1442 path.Can reduce engine temperature, be because the cooling capacity that pressure coolant improves.Next, 6016, routine is regulated the valve in the cooling system, to change coolant pressure.6018, keep-up pressure to realize that desired temperatures reduces.
Figure 17 illustrates the example routine that discharges the energy in the pressure coolant storage that is stored in the engine-cooling system with integrated alternator and water pump.The energy that is stored in the pressure coolant storage can be used in the engine operation.In certain embodiments, engine-cooling system as shown in figure 14 can be used for executive routine 7000.At this, this control routine is described with reference to Figure 14.7010, routine is at first used alternator joint or that disconnect, and freezing mixture is pressurized to predetermined pressure.7020, routine is sent pressure coolant into alternator.Then, 7030, routine is rotated alternator/water pump.In the described embodiment of Figure 14, can cut-off valve 1444, open valve 1438,1442,1446 and 1448 simultaneously.Like this, the energy that discharges from the pressure coolant storage can be used for making alternator to rotate.Thereby the energy that discharges from the pressure coolant storage can be used for engine operation.For example, when clutch and alternator disconnect, alternator is rotated, with the generation required electric power of piloting engine from the energy in the pressure coolant storage.In addition, can increase engine speed to improve acceleration.
Should be understood that the energy that is stored in the pressure coolant storage can be used to improve the performance of automobile in various manners.For example, the pressure coolant storage can be used for providing power to strengthen (power boost) to motor, to improve automotive performance.In certain embodiments, pressurized air can be used as freezing mixture.Alternator can be to compressed air sealing, and the fan in can the optimization alternator is with pressurized air.In addition, the heat of alternator can be delivered to pressurized air.Can be used for making alternator to provide power after being stored in the energy in the pressurized air as motor running or to other equipment in motor or the automobile.In certain embodiments, pressurized air can enter engine charge by valve, adds pressurized air or pressurized air, to increase engine output.
The pressure coolant storage that combines with integrated alternator/water pump allows the change of engine coolant pressure and temperature, to minimize the outer energy that operation was consumed of motor efficient working range.
In addition, in certain embodiments,, can improve engine efficiency by in the cooling chamber of alternator distribution that is connected to alternator or direct current output, increasing electrode or electronic circuit.Such configuration can be used for changing air or other liquid to increase the concentration of hydrogen, oxygen, carbon dioxide, ozone or other molecules by decomposition water steam, oxygen, fuel, nitrogen or other compounds that is imported by the electrode that is connected to alternator.In certain embodiments, the freezing mixture through changing can be used in combination with remaining freezing mixture.In other embodiments, can comprise second coolant conduit, freezing mixture is delivered to the assembly of the freezing mixture of use through changing.For example, the oxygen in the freezing mixture through changing can be sent to suction tude, and the hydrogen in the freezing mixture through changing can be sent to fuel line.The change of concentration can change the burning in the motor, to improve the efficient and the power of discharging or raising motor.
Should be understood that said system and method can be used in the stationary engine.
It should be noted that the example control that comprises herein and estimate that routine can be used for various motors and/or automotive system configuration.Described herein concrete routine can be represented all processing policies, event-driven for example, drives interrupts, Multi task, one or more in multithreading or the like.In addition, described various steps or function can be carried out by described order, parallel execution, or omit in some cases.Equally, the order of processing is not to realize that the feature and advantage of described example embodiment are necessary herein, but for convenience of explanation and describe.Depend on employed specific strategy, can repeat one or more in described step or the function.In addition, described step can be programmed into code in the computer-readable storage medium in the engine control system with diagrammatic representation.
Should be understood that disclosed in this article configuration and routine are exemplary in essence, and these specific embodiments should not be regarded as having limited significance, because a large amount of variants is possible.Theme of the present invention is included in various system disclosed herein and configuration, reaches other features, function, and/or all novel and the non-combination of easily seeing and sub-portfolios of attribute.
Claim of the present invention particularly points out and is considered as novel and non-obvious particular combinations and sub-portfolio.These claims may be quoted " one " element or " first " element or its equivalence.Such claim should be understood to include the combination to one or more such elements, rather than requires or get rid of two or more such elements.Other combinations of disclosed feature, function, element and/or attribute and sub-portfolio can be by the modifications of claim of the present invention or by providing new claim to ask for protection in the application or related application.No matter such claim is to require wideer, narrower, equivalence or different than original rights on scope, all should be regarded as being included within the theme of the present invention.

Claims (10)

1. an integrated alternator and water pump that is used for motor car engine comprises:
Be installed to the alternator rotor on first transmission shaft; With
Be installed to the water pump vane on second transmission shaft;
Wherein, described water pump vane is configured to the rotation pumping coolant in response to described second transmission shaft, and described first and second transmission shafts are operationally continuous, so that the rotation transmission of described first transmission shaft rotates to described second transmission shaft.
2. integrated alternator as claimed in claim 1 and water pump, it is characterized in that, described alternator and water pump to small part is arranged in shared housing, wherein, compartment in the described housing comprises makes described water pump separate with described alternator, and the Sealing that stops freezing mixture to leak from described water pump.
3. integrated alternator as claimed in claim 2 and water pump is characterized in that, described first and second transmission shafts are coaxial.
4. integrated alternator as claimed in claim 3 and water pump is characterized in that, described water pump is located substantially between the power electronic devices of the end of alternator frame and described alternator.
5. integrated alternator as claimed in claim 3 and water pump is characterized in that described water pump is adjacent to the power electronic devices in the described alternator.
6. integrated alternator as claimed in claim 2 and water pump is characterized in that, described first and second transmission shafts are around different running shaft rotations.
7. integrated alternator as claimed in claim 6 and water pump is characterized in that, described water pump is positioned at top, bottom, left side and the right side of described alternator basically with respect to the cross section of described alternator.
8. the alternator temperature of a Control of Automobile and the method for engine temperature comprise:
During engine operation, rotate first transmission shaft to produce electric energy;
Rotate second transmission shaft, make at least a portion cooling of described alternator and described motor with pumping coolant, wherein, described first and second transmission shafts operationally link to each other, so that the rotation transmission of described first transmission shaft rotates to described second transmission shaft; And
In response to engine operating condition, optionally make freezing mixture flow through a plurality of different fluid passages.
9. method as claimed in claim 8 is characterized in that described engine operating condition is an engine operating temperature.
10. method as claimed in claim 8 is characterized in that, when described engine operating temperature was lower than the first predetermined work temperature, described freezing mixture flow through the first fluid path, and described first fluid path comprises described alternator and described motor.
CN200810074027XA 2007-02-05 2008-02-05 System and method to control temperature of an alternator and/or an engine in a vehicle Expired - Fee Related CN101240735B (en)

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CN103375408A (en) * 2012-04-16 2013-10-30 丹佛斯（天津）有限公司 Temperature control device and method for compressor, compressor components and refrigerating system
CN104847472A (en) * 2014-02-19 2015-08-19 光阳工业股份有限公司 Cooling system of power unit
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CN107147264A (en) * 2016-03-01 2017-09-08 福特环球技术公司 To the control of the alternating current generator driven with frontal attachments
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US20080185925A1 (en) 2008-08-07
US7509929B2 (en) 2009-03-31
CN101240735B (en) 2012-06-06
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DE102008007414B4 (en) 2018-10-18
GB0801172D0 (en) 2008-02-27

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